Home / 132,533,503.64-198,733,730.70-77,219,243

Finding the Fourth Proportional to 132,533,503.64, 198,733,730.70 and 77,219,243

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Solution

The fourth proportional to 132,533,503.64, 198,733,730.70 and 77,219,243 is: 115,790,104.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,533,503.64 : 198,733,730.70 = 77,219,243 : x
  2. Step 2: Convert to fraction form
    132,533,503.64/198,733,730.70 = 77,219,243/x
  3. Step 3: Cross multiply
    132,533,503.64x = 198,733,730.70 × 77,219,243
  4. Step 4: Simplify right side
    132,533,503.64x = 15,346,068,243,219,860
  5. Step 5: Solve for x
    x = 15,346,068,243,219,860/132,533,503.64
  6. Step 6: Final answer
    x = 115,790,104.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.